Lugduno Batava Praesidium Libertatis adalah slogan Universitas Leiden dalam bahasa Latin yang kurang lebih bermakna "Leiden adalah bastion kebebasan". Universitas yang didirikan pada tahun 1575 ini adalah "tropi" yang diberikan oleh Willem van Oranye karena jasa masyarakat Leiden membebaskan kota tersebut…

Investigating the intercultural connections that shaped practices of knowledge production in colonial Dutch Brazil.

Linguist Ingrid Tieken-Boon van Ostade retired in July, but is pressing on regardless with her languages in The Hague project. An online tour of her Hague Proverbs launched recently and Tieken also has academic publications in the pipeline.

‘When I look back on the honours programme, all I can do is smile. It has transformed me into a student who thinks in terms of opportunities and solutions,’ said Roos ter Elst, student of Education and Child Studies, at the ceremony for the award of Honours certificates to bachelor’s students, on 6…

In a speech on Keti Koti the Dutch king, Willem-Alexander, apologised on behalf of the royal family for the Netherlands’ historical role in slavery. What is the significance of this?

On the occasion of the 60th anniversary of the foundation of the Common Market Law Review, the Editors of the Review hosted a one-day conference on 'Membership of the European Union: Implication, Challenges, Boundaries' on Friday, 9 June 2023. EU law scholars from different countries all over Europe…

In supermarkets, consumers are drowning in a sea of sustainability labels. Confusing for them, but also farmers can't see the forest for the trees. Obtaining these labels demands an enormous amount of time and effort. Berent Baris is investigating ways to simplify this process, benefiting both farmers…

Turning beer waste into a useful, sustainable product. That was the mission of students from Leiden at the international BISC-E event. The biology students challenged themselves and won third place in the Dutch finals of this competition. For this, they used the simple formula: Grain + fungus = coas…

For a successful return to society, incarcerated individuals must work on their reentry during their sentence. Not all such individuals receive good reentry support. This is according to a report by Leiden criminologists.

From 5-7 November 2018, The Hague Program for Cyber Norms held its inaugural conference at Het Spaansche Hof in The Hague, where they were joined by scholars and participants from across the world, for three days filled with four keynotes and 19 presentations during the parallel sessions.

On June 22, the week of data literacy started. The week was organized by PublicNL in close collaboration with LCDS. The essence was: How do we deal with data in the future? What major changes did we see in the past five years and what expectations may we expect for the future? Are there any pointers…

Maartje van den Heuvel, researcher and curator of photography at Leiden University, will be giving a tutorial next semester to master students of Film & Photographic Studies. A great opportunity for them to work with an exceptional collection from the Leiden University Library. Van den Heuvel explains…

On Things That Talk, a website founded and developed by Fresco Sam-Sin, students and researchers describe objects from today and from long ago. By now, more than a hundred objects have been covered. Willemijn Waal, Emma Verweij and Frank van den Boom contributed to the content.

Last week, the first seven professionals successfully completed the new Leiden Legal Technologies Programme (LLTP). They received their certificates during a festive ceremony. Smiling faces all around for founder Jaap van den Herik, Programme Director Nikol Hopman, and The Hague alderman Saskia Bruines.…

The plan was to research the years surrounding the creation of the signature H.P. Berlage building of the Kunstmuseum Den Haag, but due to the lockdown, University Lecturer Laurie Kalb Cosmo has hardly been able to visit museums. Yet she succeeds in continuing her research for the Museums, Collections…

With the new academic year, the Honours Academy welcomes a new assessor: Maarten Kolpa. What does an assessor do? And what can he do for honours students? Maarten talks about it in an interview.

Het Internationaal Strafhof (ICC) in Den Haag bestaat sinds 2002, met als kerntaak het vervolgen van personen die verdacht worden van genocide, misdaden tegen de menselijkheid en oorlogsmisdaden. Wat zijn we opgeschoten met bijna twintig jaar ICC? Promovenda Marieke Wierda onderzocht de impact van het…

The International Criminal Court (ICC) is under intense scrutiny when it comes to prosecuting international crimes. This due to increasing conflicts worldwide. During her visit to Leiden, the President of the Court, Judge Tomoko Akane, said that the Criminal Court will not yield to threats.

You may have noticed this happening more often: your municipality sends you an online questionnaire to find out your opinion on the renovation of a certain area or the design plans for a new district. But how inclusive are these online platforms where citizens can participate in decisions on government…

The FIFA World Cup will get underway in Qatar this November – an event that has attracted much discussion in recent years. This discussion is not only centred on sport. Human rights are in the spotlights in Qatar. On Friday 30 September, Leiden University organised a debate in which experts from various…

A live online New Year’s event on Tuesday 12 January marked the start of the New Year. Dean Joanne van der Leun toasted 2021 and as usual at this event, the annual Meijers prizes and thesis prizes were awarded.

On 12 September the students of the European Law Master gathered in the Lorentzzaal for the festive opening of their programme.

A fully corona proof graduation at Campus The Hague and the first class of graduates for the Bachelor Security Studies. It was a day to be remembered for 36 students and their families.

A new 5.7 million euro research project will ensure that lettuce will be more resistant to pathogens and climate effects and will grow better in new cultivation systems. Together with other Dutch researchers, Leiden biologists will map the characteristics and genetic information of 500 wild and cultivated…

During the annual graduation ceremony, not only were the Bachelor's students in Political Science honoured, but also those students who had written exceptional theses. The thesis prizes reward work that excels in originality, social relevance and academic quality. This year's winners are Ronny Wijling…

The Institute of Criminal Law and Criminology conducts extensive research on imprisonment. Sending a person to prison is the most severe form of punishment that can be applied in the criminal justice systems of European countries. In most countries, the number of prisoners has risen in recent decades.…

The Institute of Criminal Law and Criminology’s ‘Vulnerable Groups and Inequality’ research project draws on a number of disciplines.

Learn more about the former members of the Young Academy Leiden who contributed to a better position for young academics.

PhD defence

Various guests with a background in human rights, law, politics and international relations will be taking part in the ‘Human Rights and the World Cup Qatar’ debate on Friday 30 September. Royal Dutch Football Association (KNVB) Secretary-General and Leiden alumnus Gijs de Jong will be there to provide…

Philosophy has an important contribution to make to society, says Professor of Practical Philosophy Glen Newey. You need people who can think clearly, certainly in positions of power and authority. Newey stresses that “there will always be a place for philosophy”. An introduction to the practically…

Recently, our respected and talented former colleague Bente Hilde Bakker passed away after a long and brave fight with illness. She received her mathematical training at the Vrije Universiteit in Amsterdam and also obtained her PhD there under the supervision of Jan Bouwe van den Berg and Robert van…

On 24 and 25 April 2025, the Trippenhuis in Amsterdam — home to the Royal Netherlands Academy of Arts and Sciences (KNAW) — hosted an interdisciplinary workshop organized by dr. Rafal Matuszewski, an ancient historian at the Institute for History in Leiden.

As of 1 September 2015, Michiel van Groesen is Professor of Maritime History at Leiden University. He succeeds Professor Henk den Heijer, who retired and gave his farewell lecture at 25 September. Den Heijer held the chair from 2010 to 2015. Before coming to Leiden Van Groesen worked as Associate Professor…

Online teaching has made it much easier for international students to join in our courses. The Leiden minor in Global Health, for instance. Students from Tanzania, Rwanda, Uganda and Malawi logged on and made a valuable contribution with their knowledge, about tropical diseases, for instance.

The new inter-university centre set up by Leiden University, Delft University of Technology and Erasmus University Rotterdam is to apply ‘big data’ research for urban issues.

In the last weekend of April, the tenth edition of the Benelux Mathematics Olympiad took place. The Dutch delegation won a total of 8 medals. The 17-year-old Nils van de Berg even obtained a golden one!

The ‘Stans Prize 2014' (for the best thesis, report or article produced by a CML student) has been awarded to Myrthe Fonck. Other CML prizes were awarded to David Font Vivanco, Ester van der Voet, Martina Vijver and Paul van den Brink.

Have you considered including the Leiden University Fund in your will?

What is leadership? Can it be taught, and if so, how? The International Leiden Leadership Programme (ILLP) helps students find their own style, say ILLP graduate Marko Simovski and his former coach Annah Neve in an interview: 'It’s about you, discovering you.'

Research is at the heart of a solid security policy. That’s why researchers from Leiden are analysing the motives of radicalised people and the biggest risks surrounding digital activity. Read more about their work in the research dossier ‘Security and Threat’.

Almost a hundred students and researchers can study in Leiden or go from Leiden to another university abroad as part of an exchange programme. Fourteen exchange projects have been awarded a subsidy from the EU's Erasmus+ International Credit Mobility programme.

Lotte Croiset van Uchelen has worked at IT company Schuberg Philis for 11 years now. What makes this company so special? Ever since its foundation, only colleagues have worked there. No boss, no management. ‘Why would you need a manager?’

On Thursday 10 January a number of prizes were presented to researchers and students.

Young Dutch people’s reading skills have been declining for years. The main reason for this is that many have difficulty with reading at greater depth. Teach pupils to read actively in order to construct meaning is what Leiden researchers Paul van den Broek, Christine Espin and Anne Helder write in…

On 20 March, the final of the Legal Tech Challenge 2025 took place at Leiden University. After weeks of collaboration, brainstorming sessions and workshops on legal accessibility, five student teams presented their innovative legal apps to a jury.

On Wednesday 13 December at 13.45 hrs Jaap Wieland will defend his doctoral thesis entitled ‘De bescherming van concurrentiebelangen in het bestuursrecht’ (the Protection of Competition Interests in Administrative Law) at the Academy Building of Leiden University. His supervisors are Professor Willemien…

The American historian and Japan specialist Carol Gluck is the new Leiden Cleveringa professor for the 2014–2015 academic year. On 26 November 2014 she will give the Cleveringa inaugural lecture, in which she will examine how World War II is commemorated in Asia.

Statement from the Editorial Board of the Common Market Law Review regarding the UK Brexit referendum campaign: